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add tests for MAX_RSA_SIZE sized openssl-standard RSA keys

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This commit is contained in:
Steffen Jaeckel 2017-09-29 17:58:42 +02:00
parent efa089e211
commit 0500aaec45
1 changed files with 61 additions and 0 deletions
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61
tests/rsa_test.c
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@ -285,6 +285,63 @@ static int rsa_compat_test(void)
return 0;
}
static int _rsa_key_cmp(const int should_type, const rsa_key *should, const rsa_key *is)
{
if(should_type != is->type)
return CRYPT_ERROR;
if(should_type == PK_PRIVATE) {
if(mp_cmp(should->q, is->q) != LTC_MP_EQ)
return CRYPT_ERROR;
if(mp_cmp(should->p, is->p) != LTC_MP_EQ)
return CRYPT_ERROR;
if(mp_cmp(should->qP, is->qP) != LTC_MP_EQ)
return CRYPT_ERROR;
if(mp_cmp(should->dP, is->dP) != LTC_MP_EQ)
return CRYPT_ERROR;
if(mp_cmp(should->dQ, is->dQ) != LTC_MP_EQ)
return CRYPT_ERROR;
if(mp_cmp(should->d, is->d) != LTC_MP_EQ)
return CRYPT_ERROR;
}
if(mp_cmp(should->N, is->N) != LTC_MP_EQ)
return CRYPT_ERROR;
if(mp_cmp(should->e, is->e) != LTC_MP_EQ)
return CRYPT_ERROR;
return CRYPT_OK;
}
static int _rsa_issue_301(int prng_idx)
{
rsa_key key, key_in;
unsigned char buf[MAX_RSA_SIZE];
unsigned long len;
DO(rsa_make_key(&yarrow_prng, prng_idx, MAX_RSA_SIZE/8, 65537, &key));
len = sizeof(buf);
DO(rsa_export(buf, &len, PK_PRIVATE, &key));
DO(rsa_import(buf, len, &key_in));
DO(_rsa_key_cmp(PK_PRIVATE, &key, &key_in));
rsa_free(&key_in);
len = sizeof(buf);
DO(rsa_export(buf, &len, PK_PUBLIC, &key));
DO(rsa_import(buf, len, &key_in));
DO(_rsa_key_cmp(PK_PUBLIC, &key, &key_in));
rsa_free(&key_in);
len = sizeof(buf);
DO(rsa_export(buf, &len, PK_PUBLIC | PK_STD, &key));
DO(rsa_import(buf, len, &key_in));
DO(_rsa_key_cmp(PK_PUBLIC, &key, &key_in));
rsa_free(&key_in);
return 0;
}
int rsa_test(void)
{
unsigned char in[1024], out[1024], tmp[3072];
@ -308,6 +365,10 @@ int rsa_test(void)
return 1;
}
if (_rsa_issue_301(prng_idx) != 0) {
return 1;
}
/* make 10 random key */
for (cnt = 0; cnt < 10; cnt++) {
DO(rsa_make_key(&yarrow_prng, prng_idx, 1024/8, 65537, &key));